Chile earthquakes

M4.0 earthquake 44 km WNW of Valparaíso, Chile

A magnitude 4.0 earthquake struck 44 km WNW of Valparaíso, Chile on Fri, Oct 5, 1973, 4:03 AM GMT-3 (07:03 UTC), 33 km (21 mi) below the surface.

A larger quake followed: M5.6 25 km WNW of Valparaíso, Chile. This one was a foreshock.

Valparaíso forecastMore in Chile

Map

Where this earthquake was located, with the others nearby. Select one for its page.

Open the live map with earthquakes

The earthquake

Magnitude
4.0 (mb), light
Local time
UTC
1973-10-05 07:03:46 UTC
Depth
33.0 km (20.5 mi), shallow
Epicenter
32.936° S, 72.089° W
Region
Chile
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Depth from
OPERATOR_ASSIGNED
Stations used
5

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 29 in the 60 days after this one and 7 in the 30 days before it.

After

  1. 5.625 km WNW of Valparaíso, Chile · 19345 days ago · 24 km deep · 20 km away
  2. 4.838 km WSW of Valparaíso, Chile · 19345 days ago · 39 km deep · 23 km away
  3. 4.05 km NW of Cartagena, Chile · 19345 days ago · 84 km deep · 76 km away
  4. 4.639 km WNW of Valparaíso, Chile · 19345 days ago · 33 km deep · 8 km away
  5. 4.543 km WSW of Valparaíso, Chile · 19345 days ago · 33 km deep · 27 km away
  6. 4.444 km W of Valparaíso, Chile · 19345 days ago · 33 km deep · 18 km away
  7. 4.335 km WSW of Valparaíso, Chile · 19345 days ago · 33 km deep · 22 km away
  8. 4.7Off the coast of Valparaiso, Chile · 19345 days ago · 33 km deep · 22 km away
  9. 4.458 km W of Cartagena, Chile · 19345 days ago · 33 km deep · 60 km away
  10. 4.543 km NNW of Valparaíso, Chile · 19345 days ago · 33 km deep · 34 km away
  11. 4.453 km W of Valparaíso, Chile · 19345 days ago · 33 km deep · 15 km away
  12. 4.435 km WSW of Valparaíso, Chile · 19345 days ago · 33 km deep · 20 km away
  13. 4.554 km WSW of Valparaíso, Chile · 19345 days ago · 33 km deep · 27 km away
  14. 4.845 km WSW of Valparaíso, Chile · 19345 days ago · 23 km deep · 27 km away
  15. 4.942 km W of Valparaíso, Chile · 19344 days ago · 29 km deep · 16 km away
  16. 4.741 km WSW of Valparaíso, Chile · 19344 days ago · 35 km deep · 23 km away
  17. 4.624 km WNW of Valparaíso, Chile · 19344 days ago · 33 km deep · 20 km away
  18. 5.045 km W of Valparaíso, Chile · 19344 days ago · 21 km deep · 15 km away
  19. 4.348 km WSW of Valparaíso, Chile · 19344 days ago · 33 km deep · 33 km away
  20. 4.259 km WSW of Valparaíso, Chile · 19343 days ago · 33 km deep · 32 km away
  21. 4.055 km W of Valparaíso, Chile · 19342 days ago · 33 km deep · 19 km away
  22. 4.540 km SW of Valparaíso, Chile · 19339 days ago · 46 km deep · 36 km away
  23. 5.134 km WSW of Valparaíso, Chile · 19338 days ago · 29 km deep · 23 km away
  24. 4.933 km SW of Valparaíso, Chile · 19330 days ago · 38 km deep · 37 km away
  25. 4.147 km NW of Valparaíso, Chile · 19323 days ago · 27 km deep · 25 km away
  26. 4.544 km W of Valparaíso, Chile · 19319 days ago · 24 km deep · 16 km away
  27. 4.857 km NNW of Valparaíso, Chile · 19311 days ago · 33 km deep · 48 km away
  28. 3.948 km WSW of Valparaíso, Chile · 19302 days ago · 24 km deep · 27 km away
  29. 4.831 km SW of Valparaíso, Chile · 19302 days ago · 33 km deep · 41 km away

Before

  1. 4.329 km NNW of Valparaíso, Chile · 19345 days ago · 33 km deep · 32 km away
  2. 4.719 km WNW of Valparaíso, Chile · 19345 days ago · 34 km deep · 25 km away
  3. 6.724 km WSW of La Ligua, Chile · 19345 days ago · 33 km deep · 74 km away
  4. 6.527 km WNW of Valparaíso, Chile · 19345 days ago · 14 km deep · 17 km away
  5. 4.830 km WNW of Valparaíso, Chile · 19345 days ago · 25 km deep · 13 km away
  6. 4.643 km W of La Ligua, Chile · 19352 days ago · 42 km deep · 60 km away
  7. 4.7Near the coast of Valparaiso, Chile · 19371 days ago · 41 km deep · 66 km away

Earthquakes todayChile earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp00003pk. Read Tue, Sep 22, 2026, 8:11 AM UTC.